Kaori is suffering through her relationship with her parents-in-law while undergoing fertility treatment. Osamu is under pressure to consider marriage as well as his parents' future, despite having a life with his boyfriend Tota. On the verge of turning 30, Mina feels anxious and uncertain about her future. Yoichi is unable to recover after the recent loss of his wife. This is an ensemble story of people who are looking for answers to the challenges life sends them.